AT327970B - PROCESS FOR REFRESHING MELT STEEL, IN PARTICULAR MELT CHROME STEEL - Google Patents

PROCESS FOR REFRESHING MELT STEEL, IN PARTICULAR MELT CHROME STEEL

Info

Publication number: AT327970B
Authority: AT; Austria
Prior art keywords: melt; steel; refreshing; chrome; chrome steel
Prior art date: 1971-01-27

Application number

AT53172*#A

Other languages

German (de)

Other versions

ATA53172A (en

Original Assignee

Allegheny Ludlum Ind Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1971-01-27

Filing date

1972-01-24

Publication date

1976-02-25

1972-01-24 Application filed by Allegheny Ludlum Ind Inc filed Critical Allegheny Ludlum Ind Inc

1975-05-15 Publication of ATA53172A publication Critical patent/ATA53172A/en

1976-02-25 Application granted granted Critical

1976-02-25 Publication of AT327970B publication Critical patent/AT327970B/en

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/068—Decarburising

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Treatment Of Steel In Its Molten State (AREA)

AT53172*#A 1971-01-27 1972-01-24 PROCESS FOR REFRESHING MELT STEEL, IN PARTICULAR MELT CHROME STEEL AT327970B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US11032471A	1971-01-27	1971-01-27

Publications (2)

Publication Number	Publication Date
ATA53172A ATA53172A (en)	1975-05-15
AT327970B true AT327970B (en)	1976-02-25

Family

ID=22332400

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT53172*#A AT327970B (en)	1971-01-27	1972-01-24	PROCESS FOR REFRESHING MELT STEEL, IN PARTICULAR MELT CHROME STEEL

Country Status (9)

Country	Link
US (1)	US3754895A (en)
AT (1)	AT327970B (en)
AU (1)	AU465738B2 (en)
BE (1)	BE778517A (en)
CA (1)	CA959272A (en)
DE (1)	DE2202939A1 (en)
ES (1)	ES399219A1 (en)
FR (1)	FR2123341B1 (en)
IT (1)	IT946864B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3990887A (en) *	1970-02-06	1976-11-09	Nippon Steel Corporation	Cold working steel bar and wire rod produced by continuous casting
US3816720A (en) *	1971-11-01	1974-06-11	Union Carbide Corp	Process for the decarburization of molten metal
DE19540490C1 (en) *	1995-10-23	1997-04-10	Mannesmann Ag	Process for decarburizing a molten steel

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3594155A (en) *	1968-10-30	1971-07-20	Allegheny Ludlum Steel	Method for dynamically controlling decarburization of steel

1971
- 1971-01-27 US US00110324A patent/US3754895A/en not_active Expired - Lifetime
1972
- 1972-01-10 CA CA131,986A patent/CA959272A/en not_active Expired
- 1972-01-19 FR FR7201698A patent/FR2123341B1/fr not_active Expired
- 1972-01-20 AU AU38141/72A patent/AU465738B2/en not_active Expired
- 1972-01-21 DE DE19722202939 patent/DE2202939A1/en active Pending
- 1972-01-24 AT AT53172*#A patent/AT327970B/en not_active IP Right Cessation
- 1972-01-24 IT IT19738/72A patent/IT946864B/en active
- 1972-01-26 ES ES399219A patent/ES399219A1/en not_active Expired
- 1972-01-26 BE BE778517A patent/BE778517A/en unknown

Also Published As

Publication number	Publication date
AU465738B2 (en)	1975-10-09
ATA53172A (en)	1975-05-15
IT946864B (en)	1973-05-21
US3754895A (en)	1973-08-28
AU3814172A (en)	1973-07-26
FR2123341B1 (en)	1976-06-11
DE2202939A1 (en)	1972-08-03
ES399219A1 (en)	1974-11-16
FR2123341A1 (en)	1972-09-08
BE778517A (en)	1972-07-26
CA959272A (en)	1974-12-17

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Legal Events

Date	Code	Title	Description
1978-02-15	ELJ	Ceased due to non-payment of the annual fee